linux-kernel - Re: [PATCH 5/8] staging: et131x: Remove useless return variables

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Message-ID: <20140520110845.GA4672@leicester.auvation.com>
Date:	Tue, 20 May 2014 12:08:46 +0100
From:	Mark Einon <mark.einon@...il.com>
To:	Peter Senna Tschudin <peter.senna@...il.com>
Cc:	kernel-janitors@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/8] staging: et131x: Remove useless return variables

On Tue, May 20, 2014 at 12:33:45PM +0200, Peter Senna Tschudin wrote:
> This patch remove variables that are initialized with a constant,
> are never updated, and are only used as parameter of return.
> Return the constant instead of using a variable.
> 
> Verified by compilation only.
> 
> The coccinelle script that find and fixes this issue is:
> // <smpl>
> @@
> type T;
> constant C;
> identifier ret;
> @@
> - T ret = C;
> ... when != ret
> - return ret;
> + return C;
> // </smpl>
> 
> Signed-off-by: Peter Senna Tschudin <peter.senna@...il.com>

Acked-by: Mark Einon <mark.einon@...il.com>

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